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Radio Record, 12 June 1936, Page 8

WHOs WhO io (eGYPt When is a MUMMY a DADDY? Maybe the Egyptians knew maybe they started windiig the other way to establish the distinction__but to uS they re all just mummies ! Metal valves are causing the same diiiculty with galves. They all look alike 'nothing to distinguish one fror the other-_they re all just valves to the average radio owner . Now with glass its different_or even glass-metal The buyer can look inside and, f he'8 shrewd, make SURE he?s getting the valve with the four pillars: But with metal valves: the inside story is 28 untold a5 the identity of the Egyptian mummy. RAYTHEoN But there s n0 mystery about Raytheon _ Ra0io meta] or no metal: They re made by the greatest manufacturers in the valve business Ethe people who have already become famous for the only 4-pillar on the marketa And joyful news al] listeners-in- glass meta] Or glass-metal 2 Raytheon costs IO more than ordinary tubes! Tlis patented container allows yorr" Ragtheon to be tested befere you buys aithout breaking the cbrtote O1 the RAlTHEON guarantee seal: RAYTHEON 4 PILLAR VALVES GLASS METAL GLASS-METAL STANDARD TELEPHONES & CABLES (A'SIA) LIMITED (Inc. in NSW:) Iead Oflce : WEIIINGTON, G.P,O, BOX 638. AUOKLAND; BOX L897, UHBISTOHUKOH, B0X 983 AND AT 40 INNTCON 8TREET, NAPIEE: #illar ) VALVES ZAYTHION _